Auto generate blog rollup

Set rollup to true in a post front matter to include it the the recent
publications section in the home page. The last 3 most recent posts with
this value set will get displayed there.

The optional category field can be set and will be displayed above the
post.

Signed-off-by: Han Verstraete (OpenFaaS Ltd) <[email protected]>

Author: welteki

Diff for: _includes/rollup.html

@@ -0,0 +1,73 @@
+<!-- This example requires Tailwind CSS v2.0+ -->
+<div class="bg-white pt-16 pb-20 px-4 sm:px-6 lg:pt-24 lg:pb-28 lg:px-8">
+  <div
+    class="relative max-w-lg mx-auto divide-y-2 divide-gray-200 lg:max-w-7xl"
+  >
+    <div>
+      <h2
+        class="text-3xl tracking-tight font-extrabold text-gray-900 sm:text-4xl"
+      >
+        Recent publications
+      </h2>
+      <p class="mt-3 text-xl text-gray-500 sm:mt-4">
+        Read tutorials, watch videos and catch up on new features from the
+        inlets community.
+      </p>
+    </div>
+
+    <div
+      class="mt-12 mb-5 grid gap-16 pt-12 lg:grid-cols-3 lg:gap-x-5 lg:gap-y-12"
+    >
+      {% assign rollup_posts = site.posts | where_exp: "post", "post.rollup == true" | sort: 'date' | reverse | slice: 0, 3 %}
+      {% if rollup_posts.size > 0 %}
+      {% for post in rollup_posts %}
+      <div>
+        {% if post.category %}
+        <div>
+          <div class="inline-block">
+            <span
+              class="inline-flex items-center px-3 py-0.5 rounded-full text-sm font-medium bg-pink-100 text-pink-800"
+            >
+              {{ post.category | capitalize_first }}
+            </span>
+          </div>
+        </div>
+        {% endif %}
+        <a href="{{ site.base_url }}{{ post.url }}" class="block mt-4">
+          <p class="text-xl font-semibold text-gray-900">{{ post.title }}</p>
+          <p class="mt-3 text-base text-gray-500">{{ post.description }}</p>
+        </a>
+        <div class="mt-6 flex items-center">
+          {% if post.author %}
+          <div class="flex-shrink-0">
+            <img
+              class="h-10 w-10 rounded-full"
+              src="/images/{{ post.author_img }}.jpg"
+              alt="{{ post.author }}"
+              alt=""
+            />
+          </div>
+          {% endif %}
+    
+          <div class="ml-3">
+            <p class="text-sm font-medium text-gray-900">{{ post.author }}</p>
+            <div class="flex space-x-1 text-sm text-gray-500">
+              <time datetime="2020-03-16"> {{ post.date | date: "%B %e, %Y" }} </time>
+            </div>
+          </div>
+        </div>
+      </div>
+      {% endfor %}
+      {% endif %}
+    </div>
+
+    <div class="pt-5 text-sm">
+      <a
+        href="/blog/"
+        class="font-medium text-indigo-600 hover:text-indigo-500"
+      >
+        Read more on the blog <span aria-hidden="true">&rarr;</span></a
+      >
+    </div>
+  </div>
+</div>

Diff for: _includes/tutorials.html

@@ -0,0 +1,10 @@
+module Jekyll
+  module CapitalizeFilter
+    def capitalize_first(input)
+      input.capitalize
+    end
+  end
+end
+  
+Liquid::Template.register_filter(Jekyll::CapitalizeFilter)
+  

Diff for: _plugins/capitalize_filter.rb

@@ -4,6 +4,8 @@ title: Create Highly Available Tunnels With A Load Balancer
 description: Learn how to create a highly available inlets tunnel with a load balancer, and Proxy Protocol support, to get source IP addresses.
 author: Alex Ellis
 tags: ha architecture reference load-balancer
+category: tutorial
+rollup: true
 author_img: alex
 image: /images/2024-09-ha-tunnels/background.png
 date: 2024-09-02

Diff for: blog/_posts/2024-09-02-highly-available-tunnels.md

@@ -4,6 +4,8 @@ title: Get Real Client IPs with Ingress Nginx, Caddy or Traefik
 description: Whether you're running a reverse proxy directly on a host, or an Ingress Controller in Kubernetes, you can get the real client IP with inlets.
 author: Alex Ellis
 tags: load-balancer ingress-controller reverse-proxy proxy-protocol
+category: tutorial
+rollup: true
 author_img: alex
 image: /images/2024-10-real-ips/background.png
 date: 2024-10-08

Diff for: blog/_posts/2024-10-08-real-client-ips-ingress-nginx-caddy-traefik.md

@@ -4,6 +4,8 @@ title: SSH Into Any Private Host With Inlets Cloud
 description: Inlets Cloud is a SaaS hosted version of inlets that can give you SSH access to any host on your network.
 author: Alex Ellis
 tags: ssh remoteaccess inletscloud support
+category: tutorial
+rollup: true
 author_img: alex
 image: /images/2024-10-inlets-cloud-ssh/background.jpg
 date: 2024-10-17

Diff for: blog/_posts/2024-10-17-ssh-with-inlets-cloud.md

@@ -3,7 +3,7 @@
 ---
 {% include hero.html %}
 <div style="padding-bottom: 20px;"></div>
-{% include tutorials.html %}
+{% include rollup.html %}
 <div style="padding-bottom: 20px;"></div>
 {% include features.html %}
 <div style="padding-bottom: 20px;"></div>